package pl.edu.pw.polygen.modeler.client.graph;

import java.util.List;

public interface IPropertyChangeSubject {
	
	public void addPropertyChangeListener(IPropertyChangeListener listener);
	
	public void removePropertyChangeListener(IPropertyChangeListener listener);
	
	public void notifyObservers();
	
	public List<IPropertyChangeListener> getPropertyChangeListener();
}
